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authorLuciano Coelho <luciano.coelho@nokia.com>2009-12-11 15:40:53 +0200
committerJohn W. Linville <linville@tuxdriver.com>2009-12-28 16:31:32 -0500
commit8cf5e8e509950237fa0982235a703348d8b6e670 (patch)
treecdf15048787724c4644e5c0c3664f616ad9256d6 /drivers/net
parent98b2a68473ae975bc4abdeb66cd719ccfdad9d4a (diff)
downloadop-kernel-dev-8cf5e8e509950237fa0982235a703348d8b6e670.zip
op-kernel-dev-8cf5e8e509950237fa0982235a703348d8b6e670.tar.gz
wl1271: upload only the first 468 bytes from the NVS file
We were uploading the whole NVS file, but that is wrong, because the same file also contains the initialization values. For the latest firmwares, we should upload only the initial 468 bytes from the file. Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com> Reviewed-by: Juuso Oikarinen <juuso.oikarinen@nokia.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/wireless/wl12xx/wl1271.h1
-rw-r--r--drivers/net/wireless/wl12xx/wl1271_boot.c8
2 files changed, 8 insertions, 1 deletions
diff --git a/drivers/net/wireless/wl12xx/wl1271.h b/drivers/net/wireless/wl12xx/wl1271.h
index 3bec6f3..8dfc9ec 100644
--- a/drivers/net/wireless/wl12xx/wl1271.h
+++ b/drivers/net/wireless/wl12xx/wl1271.h
@@ -111,6 +111,7 @@ enum {
#define WL1271_FW_NAME "wl1271-fw.bin"
#define WL1271_NVS_NAME "wl1271-nvs.bin"
+#define WL1271_NVS_LEN 468
/*
* Enable/disable 802.11a support for WL1273
diff --git a/drivers/net/wireless/wl12xx/wl1271_boot.c b/drivers/net/wireless/wl12xx/wl1271_boot.c
index b7c9645..e803b87 100644
--- a/drivers/net/wireless/wl12xx/wl1271_boot.c
+++ b/drivers/net/wireless/wl12xx/wl1271_boot.c
@@ -225,9 +225,15 @@ static int wl1271_boot_upload_nvs(struct wl1271 *wl)
if (nvs == NULL)
return -ENODEV;
+ if (wl->nvs_len < WL1271_NVS_LEN)
+ return -EINVAL;
+
nvs_ptr = nvs;
- nvs_len = wl->nvs_len;
+ /* only the first part of the NVS needs to be uploaded */
+ nvs_len = WL1271_NVS_LEN;
+
+ /* FIXME: read init settings from the remaining part of the NVS */
/* Update the device MAC address into the nvs */
nvs[11] = wl->mac_addr[0];
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